Which is for the gauge and which is for the ECU? Big or small?

Or is one not a temp sensor and i'm very confused.

 

the big green one is for the guage. And the one on the bottom is for the ECU.

 

Single plug under the distributor cap is for the gauge. Smaller one.

Good luck!
Dave

 

good, single plug = gauge, i need to do some wiring.

 

cool... i just put in my own Auto Meter guage and just unhooked the one under the dizzy..... put in my own and it works great.... just dont try and hook up aftermarket and stock gauge at the same time.... both will not work.....

 

okay sorry if i high jack this. what color and size(fucntion )is the wire/sensor under the dizzy